| Jul 18, 2026 | Buchal | ½–½ | Dekan | Round 2: Buchal, Stephan - Dekan, Hans | English Opening: Symmetrical Variation, Full Symmetry Line | |
| Sep 24, 2025 | Dekan | ½–½ | Bauer | Round 4: Dekan, Hans - Bauer, Andreas | Italian Game: Giuoco Pianissimo, Normal | |
| Sep 21, 2025 | Flemming | 0–1 | Dekan | Round 1: Flemming, Peggy - Dekan, Hans | ? | |
| Jul 12, 2025 | Dekan | ½–½ | Junger | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Sicilian Defense: Hyperaccelerated Dragon | |
| Jul 11, 2025 | Arlt | ½–½ | Dekan | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 10, 2025 | Dekan | ½–½ | Strobel | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Sicilian Defense: Nimzowitsch Variation, Advance Variation | |
| Jul 7, 2025 | Roos | 1–0 | Dekan | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Semi-Slav Defense: Main Line | |
| Aug 31, 2024 | Hanisch | ½–½ | Dekan | Round 9: Hanisch, Friedrich - Dekan, Hans | Queen's Pawn Game: Accelerated London System | |
| Aug 30, 2024 | Dekan | 0–1 | Brueggemann | Round 8: Dekan, Hans - Brueggemann, Joachim | Scandinavian Defense: Main Line | |
| Aug 29, 2024 | Podat | 1–0 | Dekan | Round 7: Podat, Vladimir - Dekan, Hans | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Aug 28, 2024 | Dekan | ½–½ | Schrems | Round 6: Dekan, Hans - Schrems, Hermann | Sicilian Defense: Hyperaccelerated Dragon | |
| Aug 27, 2024 | Klundt | 0–1 | Dekan | Round 5: Klundt, Klaus - Dekan, Hans | Sicilian Defense: Classical Variation | |
| Aug 26, 2024 | Dekan | ½–½ | Buchal | Round 4: Dekan, Hans - Buchal, Stephan | Pirc Defense | |
| Aug 25, 2024 | Zschunke | 0–1 | Dekan | Round 3: Zschunke, Werner - Dekan, Hans | English Opening: Caro-Kann Defensive System | |
| Aug 24, 2024 | Dekan | 1–0 | Rache | Round 2: Dekan, Hans - Rache, Ralf | Sicilian Defense: Hyperaccelerated Pterodactyl | |
| Jul 6, 2024 | Dekan | ½–½ | Priedite | wstcc2024o65 | Sicilian Defense: Kan Variation, Modern Variation | |
| Jul 5, 2024 | Dekan | 1–0 | Marks | wstcc2024o65 | Czech Defense | |
| Jul 4, 2024 | Kusina | 1–0 | Dekan | wstcc2024o65 | Queen's Pawn Game: Zukertort Variation | |
| Jul 2, 2024 | Dekan | 1–0 | Matthews | wstcc2024o65 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Oct 26, 2023 | Fernandez Garcia | ½–½ | Dekan | 65+ World Senior Championship | Sicilian Defense: Portsmouth Gambit | |
| Oct 25, 2023 | Dekan | * | Araya Umana | 65+ World Senior Championship | ? | |